Struct zeno::Transform

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pub struct Transform {
    pub xx: f32,
    pub xy: f32,
    pub yx: f32,
    pub yy: f32,
    pub x: f32,
    pub y: f32,
}
Expand description

Two dimensional transformation matrix.

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§xx: f32§xy: f32§yx: f32§yy: f32§x: f32§y: f32

Implementations§

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impl Transform

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pub const IDENTITY: Self = _

Identity matrix.

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pub fn new(xx: f32, xy: f32, yx: f32, yy: f32, x: f32, y: f32) -> Self

Creates a new transform.

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pub fn translation(x: f32, y: f32) -> Self

Creates a translation transform.

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pub fn rotation(angle: Angle) -> Self

Creates a rotation transform.

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pub fn rotation_about(point: impl Into<Point>, angle: Angle) -> Self

Creates a rotation transform around a point.

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pub fn scale(x: f32, y: f32) -> Self

Creates a scale transform.

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pub fn skew(x: Angle, y: Angle) -> Self

Creates a skew transform.

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pub fn then(&self, other: &Transform) -> Self

Returns a new transform that represents the application of this transform followed by other.

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pub fn pre_translate(&self, x: f32, y: f32) -> Self

Returns a new transform that represents a translation followed by this transform.

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pub fn then_translate(&self, x: f32, y: f32) -> Self

Returns a new transform that represents this transform followed by a translation.

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pub fn pre_rotate(&self, angle: Angle) -> Self

Returns a new transform that represents a rotation followed by this transform.

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pub fn then_rotate(&self, angle: Angle) -> Self

Returns a new transform that represents this transform followed by a rotation.

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pub fn pre_scale(&self, x: f32, y: f32) -> Self

Returns a new transform that represents a scale followed by this transform.

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pub fn then_scale(&self, x: f32, y: f32) -> Self

Returns a new transform that represents this transform followed by a scale.

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pub fn determinant(&self) -> f32

Returns the determinant of the transform.

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pub fn invert(&self) -> Option<Transform>

Returns the inverse of the transform, if any.

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pub fn transform_point(&self, point: Point) -> Point

Returns the result of applying this transform to a point.

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pub fn transform_vector(&self, vector: Vector) -> Vector

Returns the result of applying this transform to a vector.

Trait Implementations§

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impl Clone for Transform

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fn clone(&self) -> Transform

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Transform

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for Transform

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fn default() -> Transform

Returns the “default value” for a type. Read more
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impl Copy for Transform

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.